package util

import (
	"strconv"
)

func mustParseInt(value string, bits int) int64 {
	if parsed, err := strconv.ParseInt(value, 10, bits); err != nil {
		panic(err)
	} else {
		return parsed
	}
}

func mustParseUint(value string, bits int) uint64 {
	if parsed, err := strconv.ParseUint(value, 10, bits); err != nil {
		panic(err)
	} else {
		return parsed
	}
}

func ParseUint8(value string) (ret *uint8) {

	if parsed, err := strconv.ParseUint(value, 10, 8); err == nil {
		ret = new(uint8)
		*ret = uint8(parsed)
	}
	return
}
func ParseUint16(value string) (ret *uint16) {

	if parsed, err := strconv.ParseUint(value, 10, 16); err == nil {
		ret = new(uint16)
		*ret = uint16(parsed)
	}
	return
}
func ParseUint32(value string) (ret *uint32) {

	if parsed, err := strconv.ParseUint(value, 10, 32); err == nil {
		ret = new(uint32)
		*ret = uint32(parsed)
	}
	return
}
func ParseUint64(value string) (ret *uint64) {

	if parsed, err := strconv.ParseUint(value, 10, 64); err == nil {
		ret = new(uint64)
		*ret = uint64(parsed)
	}
	return
}
func ParseUint(value string) (ret *uint) {

	if parsed, err := strconv.ParseUint(value, 10, 0); err == nil {
		ret = new(uint)
		*ret = uint(parsed)
	}
	return
}
func ParseInt8(value string) (ret *int8) {

	if parsed, err := strconv.ParseInt(value, 10, 8); err == nil {
		ret = new(int8)
		*ret = int8(parsed)
	}
	return
}
func ParseInt16(value string) (ret *int16) {

	if parsed, err := strconv.ParseInt(value, 10, 16); err == nil {
		ret = new(int16)
		*ret = int16(parsed)
	}
	return
}
func ParseInt32(value string) (ret *int32) {

	if parsed, err := strconv.ParseInt(value, 10, 32); err == nil {
		ret = new(int32)
		*ret = int32(parsed)
	}
	return
}
func ParseInt64(value string) (ret *int64) {

	if parsed, err := strconv.ParseInt(value, 10, 64); err == nil {
		ret = new(int64)
		*ret = int64(parsed)
	}
	return
}
func ParseInt(value string) (ret *int) {
	if parsed, err := strconv.ParseInt(value, 10, 0); err == nil {
		ret = new(int)
		*ret = int(parsed)
	}
	return
}

func ParseUint8Must(value string) uint8 {
	return uint8(mustParseUint(value, 8))
}
func ParseUint16Must(value string) uint16 {
	return uint16(mustParseUint(value, 16))
}
func ParseUint32Must(value string) uint32 {
	return uint32(mustParseUint(value, 32))
}
func ParseUint64Must(value string) uint64 {
	return mustParseUint(value, 64)
}

func ParseUintMust(value string) uint {
	return uint(mustParseUint(value, 0))
}

func ParseInt8Must(value string) int8 {
	return int8(mustParseInt(value, 8))
}

func ParseInt16Must(value string) int16 {
	return int16(mustParseInt(value, 16))
}

func ParseInt32Must(value string) int32 {
	return int32(mustParseInt(value, 32))
}

func ParseInt64Must(value string) int64 {
	return mustParseInt(value, 64)
}

func ParseIntMust(value string) int {
	return int(mustParseInt(value, 0))
}